Home / 141,504.56-195,271.50-77,841.80

Finding the Fourth Proportional to 141,504.56, 195,271.50 and 77,841.80

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Solution

The fourth proportional to 141,504.56, 195,271.50 and 77,841.80 is: 107,419.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,504.56 : 195,271.50 = 77,841.80 : x
  2. Step 2: Convert to fraction form
    141,504.56/195,271.50 = 77,841.80/x
  3. Step 3: Cross multiply
    141,504.56x = 195,271.50 × 77,841.80
  4. Step 4: Simplify right side
    141,504.56x = 15,200,285,048.70
  5. Step 5: Solve for x
    x = 15,200,285,048.70/141,504.56
  6. Step 6: Final answer
    x = 107,419.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.